Extract and Deduplicate Email Addresses
Extract email addresses from messy text and remove duplicates automatically. Free browser tool.
Free · Local browser processing · No signup
What this tool helps you do
Turn repeated email references scattered through notes or exports into one normalized unique list.
This page uses the same tested Extract Emails from Text engine as the main tool, but focuses on this specific task so you can get straight to the relevant workflow without hunting through a generic converter.
How to use it
- Paste or enter the content you want to process in the tool above.
- Use the preselected mode when this task has a specific mode, then click Run.
- Review the output, then copy or download it if the tool provides a download option.
Common uses
- Deduplicating copied contact data
- Cleaning support transcripts
- Preparing a review list from raw exports
Example
Input: A@Example.com a@example.com b@example.com
Expected result: a@example.com
b@example.com
Useful tip
Duplicate detection is case-insensitive because email domains and most real-world address handling are effectively case-insensitive.
Frequently asked questions
Is this tool free?
Yes. The tool is free to use, requires no account and runs directly in your browser.
Is my input uploaded to a server?
No. The tool processes the input locally in your browser. Your tool input is not sent to ToolboxApp servers.
When should I use Extract Emails from Text?
Deduplicating copied contact data, cleaning support transcripts, or preparing a review list from raw exports.